Teac T-R670 - Page 5

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4. FM MONO DISTORTION ADJUSTMENT
DC VOLT METER ........................Connect to TP1(-), TP1(+) Through the choke coll (100 H)
Signal Generator........................Connect to FM ANT Jack (FM IN) through the dummy.
Distortion Meter .........................Connect to the output.
NO. Frequency Adjust for Adjustment
1 97.8MHz DC Voltmeter 0V T3-1
2 97.8MHz Minimum T.H.D T3-2
3
5. FM/AM AUTO STOP LEVEL ADJUSTMENT
FM SIGNAL GENERATOR ........................Connect to FM ANT Jack (FM IN) through the dummy
AM SIGNAL GENERATOR.........................Connect to AM ANT, Coil through the Loop antenna
BAND STEP SIGNAL GENERATOR Adjust for Adjustment
1 97.8MHz 16dB Display ON TVR1
1 630KHz 74dB Display ON TVR2
AM
FM
TUNED
TUNED
4 Repeat steps 1 and 2 Several times.
97.8MHz Minimum T.H.D T1
TP1(-)
TP1(+)
NO. Frequency Adjust for Adjustment
1 97.8MHz L separation TVR5
2 97.8MHz TVR4R separation
6. FM SEPARATION ADJUSTMENT